CB
Product
C-Blosc2
by Blosc · last CVE Sep 30, 2026
8
CVEs
0
On KEV
9.8
Max CVSS
0
New 30D
Severity mix
Critical 2High 5Medium 1Low 0
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2024-3204
9.8
1%
Apr 2
c-blosc2 ndlz4x4.c ndlz4_decompress heap-based overflow
Affected: through 2.13.2
CVE-2024-3203
9.8
1%
Apr 2
c-blosc2 ndlz8x8.c ndlz8_decompress heap-based overflow
Affected: through 2.13.2
CVE-2020-29367
7.8
1%
Nov 27
blosc2.c in Blosc C-Blosc2 through 2.0.0.beta.5 has a heap-based buffer overflow when there is a lack of space to write compressed data
Affected: 2.0.0; 2.0.0; 2.0.0; 2.0.0; 2.0.0; 2.0.0; +3 more
CVE-2023-37188
7.5
1%
Dec 25
C-blosc2 before 2.9.3 was discovered to contain a NULL pointer dereference via the function zfp_rate_decompress at zfp/blosc2-zfp.c
Affected: before 2.9.3
CVE-2023-37187
7.5
1%
Dec 25
C-blosc2 before 2.9.3 was discovered to contain a NULL pointer dereference via the zfp/blosc2-zfp.c zfp_acc_decompress
Affected: before 2.9.3
CVE-2023-37185
7.5
1%
Dec 25
C-blosc2 before 2.9.3 was discovered to contain a NULL pointer dereference via the function zfp_prec_decompress at zfp/blosc2-zfp.c
Affected: before 2.9.3
CVE-2023-37186
7.5
1%
Dec 25
C-blosc2 before 2.9.3 was discovered to contain a NULL pointer dereference in ndlz/ndlz8x8.c via a NULL pointer to memset
Affected: before 2.9.3
CVE-2026-103222
5.6
0%
Sep 30
Blosc C-Blosc2 blosclz Decompression blosclz.c blosclz_decompress integer overflow
Affected: 3.3.0; 3.3.1; 3.3.2
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